My child just turned 14 years old, and one of his hobbies is programming. He knows JavaScript, HTML, CSS, jQuery, Ruby, Python, some Java, and a bit of C++, Bash, and PHP. He also uses Git, Vim, and ...

How can I tell if an infant is developmentally advanced?
For example, in a 10 month old baby boy: he likes to play the piano and drum; he is always making sounds or noises with his mouth or toys all ...